Finding the Fourth Proportional to 652,116.80, 913,585.60 and 652,116.80
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Solution
The fourth proportional to 652,116.80, 913,585.60 and 652,116.80 is: 913,585.60
Step by Step Solution
- Step 1: Write the proportion equation
652,116.80 : 913,585.60 = 652,116.80 : x - Step 2: Convert to fraction form
652,116.80/913,585.60 = 652,116.80/x - Step 3: Cross multiply
652,116.80x = 913,585.60 × 652,116.80 - Step 4: Simplify right side
652,116.80x = 595,764,517,998.08 - Step 5: Solve for x
x = 595,764,517,998.08/652,116.80 - Step 6: Final answer
x = 913,585.60
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.